Initial commit

CgeSample.h

@@ -0,0 +1,46 @@
+#ifndef CGE_SAMPLE_H
+#define CGE_SAMPLE_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+#include <stddef.h>
+
+enum CgeSampleFormat {
+    CGE_SAMPLE_UNKNOWN, /* Invalid or unknown format */
+    CGE_SAMPLE_S8,      /* 8-bit signed integer, range: -128 to 127 */
+    CGE_SAMPLE_U8,      /* 8-bit unsigned integer, range: 0 to 255 */
+    CGE_SAMPLE_S16,     /* 16-bit signed integer, range: -32768 to 32767 */
+    CGE_SAMPLE_U16,     /* 16-bit unsigned integer, range: 0 to 65535 */
+    CGE_SAMPLE_S24,     /* 24-bit signed integer */
+    CGE_SAMPLE_U24,     /* 24-bit unsigned integer */
+    CGE_SAMPLE_S32,     /* 32-bit signed integer */
+    CGE_SAMPLE_U32,     /* 32-bit unsigned integer */
+    CGE_SAMPLE_F32,     /* 32-bit IEEE 754 float */
+    CGE_SAMPLE_F64,     /* 64-bit IEEE 754 double */
+};
+
+typedef struct CgeSampleBuf {
+    void *data;
+    int format;
+    size_t count;
+    size_t stride;
+} CgeSampleBuf;
+
+size_t CgeSampleInitLayout(CgeSampleBuf *buf, int format, size_t count);
+float CgeSampleGetF32(const CgeSampleBuf *buf, size_t index);
+void CgeSampleSetF32(CgeSampleBuf *buf, size_t index, float value);
+int16_t CgeSampleGetS16(const CgeSampleBuf *buf, size_t index);
+void CgeSampleSetS16(CgeSampleBuf *buf, size_t index, int16_t value);
+
+void CgeSampleConvert(void *src, int srcFormat, size_t srcStride,
+                      void *dst, int dstFormat, size_t dstStride,
+                      size_t count);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* CGE_SAMPLE_H */